{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-83495","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2026-08-31T15:43:54.292Z","datePublished":"2026-11-07T06:02:17.419Z","dateUpdated":"2026-11-07T06:02:17.419Z"},"containers":{"cna":{"title":"Trainer: trainer: trainjob env passthrough enables valuefrom.secretkeyref injection for namespace secret exfiltration","metrics":[{"other":{"content":{"value":"Low","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}}],"descriptions":[{"lang":"en","value":"A flaw was found in the Trainer v2 TrainJob API. A user with permissions to create TrainJobs can exploit this by injecting `valueFrom.secretKeyRef` into environment variable definitions. This allows them to read and exfiltrate sensitive information (secrets) from the namespace, leading to a privilege escalation. This occurs when the TrainJob Role-Based Access Control (RBAC) is broader than the Secret read RBAC."}],"affected":[{"vendor":"Red Hat","product":"Red Hat OpenShift AI (RHOAI)","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rhoai/odh-trainer-rhel9","defaultStatus":"unknown","cpes":["cpe:/a:redhat:openshift_ai"]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-83495","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2526350","name":"RHBZ#2526350","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2026-08-31T15:30:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-269","description":"Improper Privilege Management","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-269: Improper Privilege Management","workarounds":[{"lang":"en","value":"To mitigate this vulnerability, ensure that the Role-Based Access Control (RBAC) for users creating TrainJobs is aligned with their Secret read permissions. Alternatively, restrict the `valueFrom.secretKeyRef` field within the validating webhook to an allowlist of permitted secret names. Review and adjust RBAC policies to prevent users from creating TrainJobs with broader access to Secrets than intended."}],"timeline":[{"lang":"en","time":"2026-06-15T18:24:01.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-08-31T15:30:00.000Z","value":"Made public."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2026-11-07T06:02:17.419Z"},"x_generator":{"engine":"cvelib 1.8.0"}}}}